Home / 2,024.90-3,035.52-707.78

Finding the Fourth Proportional to 2,024.90, 3,035.52 and 707.78

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Solution

The fourth proportional to 2,024.90, 3,035.52 and 707.78 is: 1,061.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.90 : 3,035.52 = 707.78 : x
  2. Step 2: Convert to fraction form
    2,024.90/3,035.52 = 707.78/x
  3. Step 3: Cross multiply
    2,024.90x = 3,035.52 × 707.78
  4. Step 4: Simplify right side
    2,024.90x = 2,148,465.17
  5. Step 5: Solve for x
    x = 2,148,465.17/2,024.90
  6. Step 6: Final answer
    x = 1,061.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.